1 | 3tec Energy Corporation | Houston, TX 77002 | Oil & Gas Operator | Dec 2019 |
2 | Abercrombie A L | | Oil & Gas Operator | Nov 1995 |
3 | Abercrombie Energy, LLC | Wichita, KS 67212 | Oil & Gas Operator | Jul 2024 |
4 | Aexco Petroleum Inc | Denver, CO 80202 | Oil & Gas Operator | Aug 2024 |
5 | Agricultural Energy Services | Edmond, OK 73003 | Oil & Gas Operator | Jul 2024 |
6 | American Energy | Abilene, TX 79604 | Oil & Gas Operator | Jul 2004 |
7 | American Warrior | | Oil & Gas Operator | Jul 2024 |
8 | American Warrior Inc | Garden City, KS 67846 | Oil & Gas Operator | Jul 2024 |
9 | Amoco Production | | Oil & Gas Operator | Jun 2012 |
10 | Anadarko E&P Onshore LLC | Houston, TX 77046 | Oil & Gas Operator | Nov 2024 |
11 | Anadarko Petrole | | Oil & Gas Operator | Dec 1996 |
12 | Anadarko Petroleum | | Oil & Gas Operator | Oct 2007 |
13 | Anadarko Petroleum Co | Houston, TX 77227 | Oil & Gas Operator | Feb 1998 |
14 | Anadarko Petroleum Corporation | Houston, TX 77251 | Oil & Gas Operator | Aug 2024 |
15 | Anadarko Prod | | Oil & Gas Operator | Dec 1996 |
16 | Apollo Energies Inc | Pratt, KS 67124 | Oil & Gas Operator | Aug 2024 |
17 | Apx Corporation | Houston, TX 77251 | Oil & Gas Operator | Dec 2009 |
18 | Archer, Carl M. | Spearman, TX 79081 | Oil & Gas Operator | Feb 2005 |
19 | Audrey Oil & Gas LLC | Pampa, TX 79066 | Oil & Gas Operator | Nov 2024 |
20 | B & B Farm Industries, Inc. | Spearman, TX 79081 | Oil & Gas Operator | Apr 2002 |
21 | Barbour Energy Corporation | Oklahoma City, OK 73113 | Oil & Gas Operator | Nov 2024 |
22 | Bear Petroleum LLC | Haysville, KS 67060 | Oil & Gas Operator | Jul 2024 |
23 | Beck Resources Incorporated | Hennessey, OK 73742 | Oil & Gas Operator | Jul 2024 |
24 | Becker Oil Corpo | | Oil & Gas Operator | Dec 1996 |
25 | Becker Oil Corporation | Ponca City, OK 74602 | Oil & Gas Operator | Jul 2024 |
26 | Becker, Clyde M. | Ponca City, OK 74601 | Oil & Gas Operator | Oct 2009 |
27 | Belco Energy Corp. | Dallas, TX 75231 | Oil & Gas Operator | Mar 2015 |
28 | Benchmark Energy LLC | Pratt, KS 67124 | Oil & Gas Operator | Sep 2023 |
29 | Benchmark Oil & Gas Corp | Denver, CO 80202 | Oil & Gas Operator | Dec 2016 |
30 | Beren Corporatio | | Oil & Gas Operator | Dec 1995 |
31 | Beren Corporation | Wichita, KS 67206 | Oil & Gas Operator | Nov 2024 |
32 | Berexco Incorpor | | Oil & Gas Operator | Dec 1996 |
33 | Berexco LLC | Wichita, KS 67206 | Oil & Gas Operator | Nov 2024 |
34 | Black Oak Exploration, LLC | Denver, CO 80210 | Oil & Gas Operator | Jul 2024 |
35 | Blue Mountain Company, Inc. | Wichita, KS 67212 | Oil Operator | Feb 1999 |
36 | BP America Production Company | Denver, CO 80202 | Oil & Gas Operator | Jul 2024 |
37 | Bramble Oil Company | Wichita, KS 67206 | Oil & Gas Operator | Mar 2007 |
38 | Breck Operating Corp. | Breckenridge, TX 76424 | Oil & Gas Operator | Jul 2024 |
39 | BRG Petroleum Corporation | Tulsa, OK 74136 | Oil & Gas Operator | Mar 2020 |
40 | BRG Petroleum LLC | Tulsa, OK 74136 | Oil & Gas Operator | Aug 2024 |
41 | BRG Petroleum, Inc. | Tulsa, OK 74136 | Oil & Gas Operator | Nov 2020 |
42 | Burlington Resources Oil And Gas Co. | Houston, TX 77210 | Oil & Gas Operator | Mar 2023 |
43 | Burnett Corporat | | Oil & Gas Operator | Oct 1993 |
44 | C & R Petroleum Co. | Duncan, OK 73533-1341 | Oil & Gas Operator | Aug 2024 |
45 | Cabot Oil & Gas Corporation | Houston, TX 77024 | Oil & Gas Operator | Jul 2024 |
46 | Cabot Petroleum | | Oil & Gas Operator | Oct 1996 |
47 | Carl E Gungoll Exploration LLC | Oklahoma City, OK 73154 | Oil & Gas Operator | Aug 2024 |
48 | Casillas Petroleum Corp | Satanta, KS 67870 | Oil & Gas Operator | Aug 2024 |
49 | Castelli Exploration, Inc. | Oklahoma City, OK 73162 | Oil & Gas Operator | Jul 2024 |
50 | Castle Resources, Inc. | Russell, KS 67665 | Oil & Gas Operator | Jul 2024 |
51 | Centennial Energy Company | Torrance, CA 90503 | Oil Operator | Jan 2000 |
52 | Chaco Energy Company | Denver, CO 80201 | Oil & Gas Operator | Sep 2024 |
53 | Chaparral Energy, L.L.C. | Oklahoma City, OK 73142 | Oil & Gas Operator | Nov 2024 |
54 | Charter Producti | | Oil & Gas Operator | Jun 1994 |
55 | Charter Production Company | Wichita, KS 67202 | Oil & Gas Operator | Feb 2018 |
56 | Chautauqua Oil And Gas LLC | Tulsa, OK 74145 | Oil & Gas Operator | Jul 2024 |
57 | Chesapeake Energy Marketing, Inc. | | Oil & Gas Operator | Jul 2024 |
58 | Chesapeake Operating, LLC | Oklahoma City, OK 73154 | Oil & Gas Operator | Nov 2024 |
59 | Chevron U S A In | | Oil & Gas Operator | Sep 2000 |
60 | Chevron USA Inc | Midland, TX 79706 | Oil & Gas Operator | Nov 2024 |
61 | Cig Exploration | Denver, CO 80201 | Oil & Gas Operator | Sep 1999 |
62 | Cimarex Energy Co | Midland, TX 79706 | Oil & Gas Operator | Nov 2024 |
63 | Cisco Operating LLC | Plano, TX 75024 | Oil & Gas Operator | Aug 2024 |
64 | Claassen Oil And Gas, Inc. | Estes Park, CO 80517 | Oil & Gas Operator | Jul 2024 |
65 | Clayton Corp Petro & NTRL Gas Prodn | Lakewood, CO 80228 | Oil & Gas Operator | Dec 2009 |
66 | Continental Ener | | Oil & Gas Operator | Dec 1996 |
67 | Continental Energy | Garden City, KS 67846-0918 | Oil & Gas Operator | Jul 2017 |
68 | Continental Resources, Inc. | Oklahoma City, OK 73126 | Oil & Gas Operator | Nov 2024 |
69 | Cox Edwin L & Be | | Oil & Gas Operator | Nov 1989 |
70 | Crawford Production Company Inc | Junction City, AR 71749 | Oil & Gas Operator | Jul 2024 |
71 | Cross Bar Petroleum, Inc. | Wichita, KS 67205 | Oil & Gas Operator | Jun 2016 |
72 | Cross Timbers Op | | Oil & Gas Operator | Nov 1996 |
73 | Cross Timbers Operating Co | Fort Worth, TX 76102 | Oil & Gas Operator | Jul 2024 |
74 | Darrah Oil Company LLC | Wichita, KS 67201 | Oil & Gas Operator | Nov 2024 |
75 | Dawson-Markwell Exploration Co. | Oklahoma City, OK 73101 | Oil & Gas Operator | Jul 2024 |
76 | Daystar Petroleum, Inc. | Eureka, KS 67045 | Oil & Gas Operator | Jul 2024 |
77 | Deltex Petroleum | | Oil Operator | Nov 1994 |
78 | Denmark Oil | Wichita, KS 67212 | Oil & Gas Operator | May 2000 |
79 | Derrick Resources Inc. | Henryetta, OK 74437-4249 | Oil & Gas Operator | Jul 2024 |
80 | Devon Energy Production Company LP | Oklahoma City, OK 73102 | Oil & Gas Operator | Nov 2024 |
81 | Diamond Chemical | | Oil & Gas Operator | Jan 1995 |
82 | DMS Oil Company | Houston, TX 77042 | Oil & Gas Operator | Aug 2024 |
83 | DNR Oil And Gas, Inc. | Englewood, CO 80155 | Oil & Gas Operator | Sep 2024 |
84 | Domar Oil & Gas | | Gas Operator | May 1995 |
85 | Domar Oil & Gas, Inc. | Liberal, KS 67905 | Oil & Gas Operator | Oct 2000 |
86 | Duke Drilling Co | Wichita, KS 67202 | Oil & Gas Operator | Feb 2006 |
87 | E R Operating Company | Dallas, TX 75225 | Oil & Gas Operator | Nov 2024 |
88 | Eagle Creek Corporation | Andover, KS 67002 | Oil & Gas Operator | Jul 2024 |
89 | Edison Operating Company LLC | Wichita, KS 67226 | Oil & Gas Operator | Jul 2024 |
90 | El Paso E&P Company, L.P. | Houston, TX 77002 | Oil & Gas Operator | Mar 2013 |
91 | Elm III Operating Company LLC | Edmond, OK 73013 | Oil & Gas Operator | Jul 2024 |
92 | Encore Operating Company | Denver, CO 80227 | Oil & Gas Operator | Jul 2024 |
93 | Energy Reserves | | Oil & Gas Operator | Oct 1993 |
94 | Energy Reserves Group, Inc. | Wichita, KS 67202 | Oil & Gas Operator | May 2002 |
95 | Engel Farms Corporation | Liberal, KS 67901 | Gas Operator | Mar 2003 |
96 | Ensign Operating | | Oil & Gas Operator | Oct 1994 |
97 | EOG Resources Inc | Midland, TX 79702 | Oil & Gas Operator | Nov 2024 |
98 | Extreme Energy Co | | Oil & Gas Operator | Jul 2024 |
99 | Exxonmobil Oil Corp | Houston, TX 77210 | Oil & Gas Operator | Sep 2024 |
100 | Farris Well Service | | Oil & Gas Operator | Dec 2021 |